NEET Zoology - MCQ Practice Questions
Practice free NEET Zoology multiple-choice questions with detailed answers and explanations. Perfect for competitive exam preparation.
540 questions | 100% Free
Which hormone is primarily responsible for initiating and maintaining spermatogenesis?
A 28-year-old woman has not conceived after 18 months of unprotected intercourse. Which investigation should be performed FIRST?
Which of the following contraceptive methods has the highest failure rate?
A 32-year-old man presents with azoospermia. Semen analysis shows normal seminal fluid parameters but absence of spermatozoa. What is the most likely diagnosis?
Which stage of oogenesis is arrested at the time of ovulation?
A 26-year-old woman with history of pelvic inflammatory disease presents with infertility. Which imaging modality is MOST appropriate to assess tubal patency?
Which of the following STIs is most commonly associated with pelvic inflammatory disease (PID)?
A woman using combined oral contraceptive pills (COCs) presents with breakthrough bleeding. Which action should be taken?
Which contraceptive method is absolutely contraindicated in women with current or history of breast cancer?
A 34-year-old man has oligozoospermia with motility of 20%. Which of the following is the most likely etiology?
What is the window period during which emergency contraception is most effective?
A 29-year-old woman with regular 28-day cycles wants to use the rhythm method for contraception. Which days are considered the fertile window?
Which of the following best describes the mechanism of action of levonorgestrel IUD in preventing pregnancy?
A 31-year-old woman presents with secondary amenorrhea and infertility. Blood tests show elevated prolactin levels. What is the next appropriate investigation?
Which of the following is a copper-containing IUD approved for use in India with the longest duration of effectiveness?
A 27-year-old nulliparous woman with endometriosis and infertility is considering assisted reproductive technology. Which ART technique would be most beneficial for her?
A man with cystic fibrosis presents with infertility. Which finding is characteristic in his semen analysis?
Which of the following hormonal changes is MOST characteristic of the luteal phase of the menstrual cycle?
A couple with unexplained infertility (normal semen analysis, ovulation confirmed, patent tubes) is offered IVF. What is the rationale for this recommendation?
A 35-year-old woman with polycystic ovary syndrome (PCOS) seeks contraception with metabolic benefits. Which method would be most appropriate?